------------[ cut here ]------------
kernel BUG at fs/ocfs2/aops.c:1158!
Oops: invalid opcode: 0000 [#1] SMP KASAN NOPTI
CPU: 0 UID: 0 PID: 6031 Comm: syz.0.1 Not tainted 6.16.0-rc7-syzkaller #0 PREEMPT(full)
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025
RIP: 0010:ocfs2_write_cluster fs/ocfs2/aops.c:1158 [inline]
RIP: 0010:ocfs2_write_cluster_by_desc fs/ocfs2/aops.c:1218 [inline]
RIP: 0010:ocfs2_write_begin_nolock+0x5ad0/0x6850 fs/ocfs2/aops.c:1795
Code: ff e8 44 0f 7d fe e9 b7 e8 ff ff e8 0a 0f 7d fe e9 e5 e8 ff ff 48 8b 7c 24 18 e8 2b 0f 7d fe e9 41 e8 ff ff e8 21 b1 18 fe 90 <0f> 0b e8 89 0e 7d fe e9 64 e9 ff ff 48 8b 7c 24 18 e8 0a 0f 7d fe
RSP: 0018:ffffc9000adc6a68 EFLAGS: 00010293
RAX: 0000000000000000 RBX: 0000000000000000 RCX: ffffffff83a31eb1
RDX: ffff88803587da00 RSI: ffffffff83a3369f RDI: 0000000000000005
RBP: 0000000000000000 R08: 0000000000000005 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000001 R12: ffff888051400878
R13: ffff88807b6d4000 R14: 0000000000000000 R15: 0000000000000005
FS: 00007f860b2326c0(0000) GS:ffff888124727000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000001b31b0dff8 CR3: 00000000787d0000 CR4: 0000000000350ef0
Call Trace:
<TASK>
ocfs2_write_begin+0x1cb/0x340 fs/ocfs2/aops.c:1882
generic_perform_write+0x3d0/0x930 mm/filemap.c:4112
__generic_file_write_iter+0x1f7/0x240 mm/filemap.c:4229
ocfs2_file_write_iter+0xbc4/0x21b0 fs/ocfs2/file.c:2469
__kernel_write_iter+0x31a/0xa90 fs/read_write.c:619
dump_emit_page fs/coredump.c:1112 [inline]
dump_user_range+0x41f/0xb60 fs/coredump.c:1186
elf_core_dump+0x288a/0x3a90 fs/binfmt_elf.c:2075
do_coredump+0x399f/0x4f10 fs/coredump.c:950
get_signal+0x22e3/0x26d0 kernel/signal.c:3019
arch_do_signal_or_restart+0x8f/0x7d0 arch/x86/kernel/signal.c:337
exit_to_user_mode_loop kernel/entry/common.c:111 [inline]
exit_to_user_mode_prepare include/linux/entry-common.h:330 [inline]
irqentry_exit_to_user_mode+0x12a/0x270 kernel/entry/common.c:184
asm_exc_page_fault+0x26/0x30 arch/x86/include/asm/idtentry.h:623
RIP: 0033:0x0
Code: Unable to access opcode bytes at 0xffffffffffffffd6.
RSP: 002b:0000200000000088 EFLAGS: 00010217
RAX: 0000000000000000 RBX: 00007f860a5b5fa0 RCX: 00007f860a38e9a9
RDX: 0000200000000100 RSI: 0000200000000080 RDI: 0000000004000000
RBP: 00007f860a410d69 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000206 R12: 0000000000000000
R13: 0000000000000000 R14: 00007f860a5b5fa0 R15: 00007ffec2ac25e8
</TASK>
Modules linked in:
---[ end trace 0000000000000000 ]---
RIP: 0010:ocfs2_write_cluster fs/ocfs2/aops.c:1158 [inline]
RIP: 0010:ocfs2_write_cluster_by_desc fs/ocfs2/aops.c:1218 [inline]
RIP: 0010:ocfs2_write_begin_nolock+0x5ad0/0x6850 fs/ocfs2/aops.c:1795
Code: ff e8 44 0f 7d fe e9 b7 e8 ff ff e8 0a 0f 7d fe e9 e5 e8 ff ff 48 8b 7c 24 18 e8 2b 0f 7d fe e9 41 e8 ff ff e8 21 b1 18 fe 90 <0f> 0b e8 89 0e 7d fe e9 64 e9 ff ff 48 8b 7c 24 18 e8 0a 0f 7d fe
RSP: 0018:ffffc9000adc6a68 EFLAGS: 00010293
RAX: 0000000000000000 RBX: 0000000000000000 RCX: ffffffff83a31eb1
RDX: ffff88803587da00 RSI: ffffffff83a3369f RDI: 0000000000000005
RBP: 0000000000000000 R08: 0000000000000005 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000001 R12: ffff888051400878
R13: ffff88807b6d4000 R14: 0000000000000000 R15: 0000000000000005
FS: 00007f860b2326c0(0000) GS:ffff888124727000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007fffb5e95ff8 CR3: 00000000787d0000 CR4: 0000000000350ef0